-- CALC_KING_ARTHUR_WRECKAGE_BONUS

-- 计算亚瑟王残骸奖励
return function(user, bonusArg)
    -- 1、必定获得【遥远的理想乡】
    -- 2、必定获得：随机【2星剑术卷轴】×1
    -- 3、必定获得：随机【3星剑术卷轴】×1
    local seed1 = DungeonM.getRandSeed("CALC_KING_ARTHUR_WRECKAGE_BONUS");
    local seed2 = DungeonM.getRandSeed("CALC_KING_ARTHUR_WRECKAGE_BONUS");

    local arr1 = { 7090, 7091, 7092, 7093, 7094, 7095, 7096, 7097, };
    local arr2 = { 7098, 7099, 7100, 7101, };

    return { { 1, 8235, 1 },
             { 1, FormulaM.invoke("FETCH_BY_RAND", arr1, seed1), 1 },
             { 1, FormulaM.invoke("FETCH_BY_RAND", arr2, seed2), 1 }, };
end